🇨🇦 YANG Katherine · CANADA

66rank
+4.6Butler · 168 bds
+0.03per board
±4.4swing
+0.40vs par /bd · #37/111
-0.24adjusted /bd
Butler per round: 0.9 -16 11.8 2.6 -0.7 -14.4 6.8 -13.8 -11.4 38.6 -12.8 13by round

vs par split: bidding -0.07 · play +0.46

Strength of schedule: opponents averaged -0.27/bd (an easy draw) → opponent-adjusted -0.24/bd

Card play — on target: opening leads 78.6% #55 of 111 · declarer play 69.8% #74 of 111 · defence 86.2% #15 of 111

Bidding activity — not a pass: 42.8% #58 of 111 (186/435)

Card play by contract type — on target
vs NTvs a suit
Opening leads81.2% (16)76.9% (26)
Declarer play45.5% (11)76.2% (42)
Defence92.3% (26)83.3% (54)

Opening leads by suit led: ♠ 100.0% (9) · ♥ 91.7% (12) · ♦ 66.7% (9) · ♣ 58.3% (12)

vs par by strain: NT +1.36 (44) · a suit +0.06 (124)

vs par by level: part-score +0.54 (68) · game +0.23 (95) · slam +1.60 (5)

By role: declaring -0.21/bd (-1.47 vs par · 88) · defending +0.29/bd (+2.45 vs par · 80)

By vulnerability: vulnerable -0.29/bd (+0.08 vs par · 84) · not vulnerable +0.34/bd (+0.71 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3J.XiongM.Kemeny – Z.ArgayClosed14+0.9+0.06+3.29
Round 4J.XiongL.Topper – LUKE - PAREDI JackClosed14-16.0-1.14-0.57
Round 7J.XiongP.Kingston – D.HoyneClosed14+11.8+0.84-1.36
Round 8J.XiongT.Chowdhury – PRAJJWAL -Closed14+2.6+0.19+1.86
Round 9J.XiongN.Zeeberg – A.Rolf-LarsenClosed14-0.7-0.05+0.29
Round 10J.XiongL.To – A.SetoClosed14-14.4-1.03-0.36
Round 13J.XiongR.Arend – B.DoerdelmannClosed14+6.8+0.49+0.79
Round 14J.XiongY.Inoue – K.TakizawaClosed14-13.8-0.99-2.07
Round 16J.XiongL.Oh – Y.PongOpen14-11.4-0.81-1.07
Round 17J.XiongR.Quennell – A.DravitzkiOpen14+38.6+2.76+4.00
Round 18J.XiongL.Rombaut – A.GallardClosed14-12.8-0.91+0.79
Round 19J.XiongT.Toesse – C.JohnsenClosed14+13.0+0.93-0.79

Every board — best Butler first↑ top

vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.

ButlerRoundOpponentsBdContractLeadResvs par
+11.6Round 19🇳🇴 NORWAY44♠♦Q-1+13
+10.1Round 7🇮🇪 IRELAND134♥♣K-1+12
+9.5Round 19🇳🇴 NORWAY103NT♠5+1-1
+8.5Round 9🇩🇰 DENMARK123♣♥5+2+11
+8.5Round 17🇳🇿 NEW ZEALAND133♥♣4+2+10
+8.3Round 7🇮🇪 IRELAND74♠♥8-1+12
+8.2Round 17🇳🇿 NEW ZEALAND145♠x♥A-1+9
+8.1Round 19🇳🇴 NORWAY23♦x♥5=+8
+7.8Round 4🇦🇺 AUSTRALIA154♠♣K+2+2
+7.4Round 3🇭🇺 HUNGARY74♠♣5=+10
+6.6Round 4🇦🇺 AUSTRALIA174♠♣K=+0
+6.6Round 4🇦🇺 AUSTRALIA233♥♠A-2+15
+6.2Round 18🇫🇷 FRANCE213NT♦K-1+12
+5.9Round 18🇫🇷 FRANCE154♥♦K-1+12
+5.5Round 17🇳🇿 NEW ZEALAND24♥♠A-1+8
+5.3Round 16🇸🇬 SINGAPORE253♠♣J-2+2
+5.2Round 7🇮🇪 IRELAND24♥♥3=+0
+5.2Round 8🇮🇳 INDIA193NT♠2+3+14
+5.1Round 13🇩🇪 GERMANY63♦♠Q-1+5
+4.8Round 8🇮🇳 INDIA282♠♥A-3+4
+4.8Round 9🇩🇰 DENMARK73NT♠J=-13
+4.6Round 17🇳🇿 NEW ZEALAND32NT♠5-1+6
+4.4Round 10🇭🇰 HONG KONG CHINA184♥♠K-2+8
+4.4Round 17🇳🇿 NEW ZEALAND42NT♥6=+5
+4.4Round 19🇳🇴 NORWAY53NT♥5-1+6
+4.2Round 17🇳🇿 NEW ZEALAND55♥♣A-1+10
+4.1Round 7🇮🇪 IRELAND92♠♥J=+0
+4.1Round 14🇯🇵 JAPAN205♣♠K=-2
+3.9Round 13🇩🇪 GERMANY123NT♠T-3+10
+3.9Round 16🇸🇬 SINGAPORE262♥♣J+2+10
+3.8Round 3🇭🇺 HUNGARY136NT♥T-1+17
+3.8Round 8🇮🇳 INDIA243NT♦T-1+10
+3.7Round 3🇭🇺 HUNGARY143NT♥Q=+3
+3.6Round 14🇯🇵 JAPAN232♠x♦T-2+13
+3.5Round 16🇸🇬 SINGAPORE194♠♥4=-1
+3.4Round 13🇩🇪 GERMANY52NT♥4=+1
+3.3Round 14🇯🇵 JAPAN275♠♦6+1-5
+3.0Round 8🇮🇳 INDIA232♠♣A+1+6
+2.9Round 9🇩🇰 DENMARK53NT♥5-1+13
+2.9Round 9🇩🇰 DENMARK64♠♦Q=-1
+2.9Round 13🇩🇪 GERMANY96NT♠6+1+11
+2.9Round 16🇸🇬 SINGAPORE283♠♥K=+7
+2.8Round 18🇫🇷 FRANCE162♠♥2=+0
+2.7Round 18🇫🇷 FRANCE181NT♠T=+6
+2.6Round 3🇭🇺 HUNGARY23♥♦T-2+7
+2.4Round 10🇭🇰 HONG KONG CHINA275♣♥A+1-11
+2.4Round 16🇸🇬 SINGAPORE244NT♠3=+0
+2.3Round 17🇳🇿 NEW ZEALAND75♦♠3-3+8
+2.3Round 19🇳🇴 NORWAY84♥♦6=+7
+2.1Round 13🇩🇪 GERMANY21♠♦6+1-7
+1.9Round 17🇳🇿 NEW ZEALAND93♠♥4=+6
+1.8Round 8🇮🇳 INDIA162♠♦3=+0
+1.8Round 18🇫🇷 FRANCE193♥♠A-2-1
+1.7Round 3🇭🇺 HUNGARY53♦♠6+2+0
+1.7Round 7🇮🇪 IRELAND13♥♠K=-4
+1.6Round 17🇳🇿 NEW ZEALAND83NT♦J=+3
+1.5Round 3🇭🇺 HUNGARY15♣♦A-2+0
+1.5Round 8🇮🇳 INDIA223♣♥4=-1
+1.5Round 13🇩🇪 GERMANY72♦♠Q-1-1
+1.5Round 17🇳🇿 NEW ZEALAND112♥♦K+1+0
+1.4Round 14🇯🇵 JAPAN254♠♥5+3+14
+1.3Round 19🇳🇴 NORWAY93♣♥A-1+4
+1.3Round 19🇳🇴 NORWAY124♠♦T+1+0
+1.2Round 13🇩🇪 GERMANY112NT♦3+1-7
+1.2Round 14🇯🇵 JAPAN263NT♦4=+1
+1.1Round 8🇮🇳 INDIA274♥♠A+1+0
+1.0Round 7🇮🇪 IRELAND142♠♦4-1-3
+1.0Round 14🇯🇵 JAPAN282♠♥J+1-6
+0.9Round 3🇭🇺 HUNGARY103♥♣5+1+10
+0.8Round 7🇮🇪 IRELAND123NT♠8-1+3
+0.7Round 9🇩🇰 DENMARK43♥♠J=+0
+0.7Round 16🇸🇬 SINGAPORE214♠♥A+1+0
+0.6Round 8🇮🇳 INDIA203NT♥5-2+8
+0.6Round 14🇯🇵 JAPAN213NT♥9+2+0
+0.6Round 18🇫🇷 FRANCE173NT♦2+1+1
+0.4Round 13🇩🇪 GERMANY13♦♥5-1+1
+0.4Round 16🇸🇬 SINGAPORE203NT♦8+2+0
+0.3Round 16🇸🇬 SINGAPORE173♦♠5=+7
+0.2Round 4🇦🇺 AUSTRALIA164♥♥J=+1
+0.2Round 4🇦🇺 AUSTRALIA184♠♣T+1+0
+0.2Round 10🇭🇰 HONG KONG CHINA204♥x♥2-1+7
+0.2Round 14🇯🇵 JAPAN183NT♣6=-1
+0.1Round 4🇦🇺 AUSTRALIA203NT♠Q+1+0
+0.1Round 8🇮🇳 INDIA174♥♦5+1+0
+0.1Round 9🇩🇰 DENMARK92♥♦5=+1
+0.1Round 17🇳🇿 NEW ZEALAND64♠♣J=-3
-0.0Round 9🇩🇰 DENMARK115♣♣2+1-11
-0.1Round 9🇩🇰 DENMARK143♦♠Q-1+9
-0.1Round 13🇩🇪 GERMANY134♠♥8+1+0
-0.1Round 18🇫🇷 FRANCE243♣♥A-1+9
-0.2Round 9🇩🇰 DENMARK84♥♦A=-1
-0.2Round 10🇭🇰 HONG KONG CHINA253NT♣J+1+0
-0.3Round 3🇭🇺 HUNGARY92♥♣5+1+0
-0.3Round 7🇮🇪 IRELAND42♥♠5-1-5
-0.4Round 4🇦🇺 AUSTRALIA243♠♣K+1+6
-0.4Round 4🇦🇺 AUSTRALIA283♥♠4=+0
-0.4Round 13🇩🇪 GERMANY142♥♦4=+0
-0.6Round 10🇭🇰 HONG KONG CHINA244♠♥K+2+11
-0.7Round 9🇩🇰 DENMARK33NT♣T+1+0
-0.7Round 10🇭🇰 HONG KONG CHINA233NT♣T+1-1
-0.7Round 17🇳🇿 NEW ZEALAND103NT♥Q+1+0
-0.7Round 19🇳🇴 NORWAY62♥♠A=-10
-0.8Round 3🇭🇺 HUNGARY123NT♥4+1+12
-0.8Round 10🇭🇰 HONG KONG CHINA192♠♥2+1+0
-0.9Round 10🇭🇰 HONG KONG CHINA165♥♠J-2-2
-0.9Round 19🇳🇴 NORWAY132♠♥5+1-10
-1.0Round 13🇩🇪 GERMANY83NT♦K+3+11
-1.0Round 17🇳🇿 NEW ZEALAND123NT♣Q+1+0
-1.1Round 16🇸🇬 SINGAPORE165♦♥2=-1
-1.1Round 18🇫🇷 FRANCE273♠♥J=+1
-1.3Round 7🇮🇪 IRELAND34♥♠7-1-6
-1.3Round 7🇮🇪 IRELAND54♥♠5-1+2
-1.3Round 10🇭🇰 HONG KONG CHINA263♥♠4-2-3
-1.5Round 4🇦🇺 AUSTRALIA271NT♠4=+1
-1.5Round 10🇭🇰 HONG KONG CHINA283♠♠4-1+2
-1.5Round 14🇯🇵 JAPAN243♦♦7-1+2
-1.5Round 18🇫🇷 FRANCE264♥♠6+1-1
-1.8Round 9🇩🇰 DENMARK134♥♣A-4+5
-1.9Round 3🇭🇺 HUNGARY42♥♠A=-1
-1.9Round 19🇳🇴 NORWAY112♦♥6-1-5
-2.1Round 8🇮🇳 INDIA214♠♣A=-3
-2.2Round 18🇫🇷 FRANCE284♠♦T+1+0
-2.3Round 16🇸🇬 SINGAPORE154♠♣A-2-2
-2.4Round 3🇭🇺 HUNGARY34♠♣8+2-1
-2.4Round 8🇮🇳 INDIA154♠♣A+1+0
-2.5Round 17🇳🇿 NEW ZEALAND12♥♠A+3-6
-2.5Round 18🇫🇷 FRANCE233NT♦7+1+0
-2.5Round 19🇳🇴 NORWAY143♠♦5-1-4
-2.6Round 8🇮🇳 INDIA261NT♥J+1-10
-2.6Round 10🇭🇰 HONG KONG CHINA154♥x♣5-1-6
-2.6Round 14🇯🇵 JAPAN163NT♥5+2-12
-2.7Round 9🇩🇰 DENMARK12♠♦A+2-1
-2.9Round 3🇭🇺 HUNGARY116♣♥8=+2
-3.0Round 4🇦🇺 AUSTRALIA214♥♦K-2+0
-3.1Round 13🇩🇪 GERMANY103NT♣4-1-12
-3.2Round 10🇭🇰 HONG KONG CHINA213♣♠J+1-6
-3.2Round 14🇯🇵 JAPAN194♥♦6=-7
-3.3Round 13🇩🇪 GERMANY43NT♠J+3-1
-3.4Round 7🇮🇪 IRELAND115♣♦5-1-5
-3.4Round 16🇸🇬 SINGAPORE223♠♦8=-1
-3.7Round 9🇩🇰 DENMARK105♦♣J+1+0
-4.1Round 7🇮🇪 IRELAND103♦♣Q-1-5
-4.3Round 19🇳🇴 NORWAY74♠x♣6-1-2
-4.4Round 7🇮🇪 IRELAND84♠♣A=-8
-4.6Round 7🇮🇪 IRELAND62♥♣T=-12
-4.7Round 10🇭🇰 HONG KONG CHINA174♠♣8+1-1
-4.9Round 3🇭🇺 HUNGARY83♣♦7+1-7
-4.9Round 10🇭🇰 HONG KONG CHINA223♥♣2-2-3
-4.9Round 18🇫🇷 FRANCE223♣♦A-1-5
-5.1Round 16🇸🇬 SINGAPORE272♦♥3+2-8
-5.3Round 14🇯🇵 JAPAN173NT♠8-2-6
-5.5Round 8🇮🇳 INDIA254♣x♦J-1+6
-5.8Round 13🇩🇪 GERMANY33NT♦3+1+0
-5.9Round 4🇦🇺 AUSTRALIA263NT♣A-2-8
-6.0Round 14🇯🇵 JAPAN223NT♣2+3-9
-6.0Round 19🇳🇴 NORWAY32♠♣6-1-6
-6.7Round 8🇮🇳 INDIA184♥♣4=-8
-6.9Round 4🇦🇺 AUSTRALIA254♠♦2=-7
-7.5Round 3🇭🇺 HUNGARY62♥♣5-4-6
-7.5Round 16🇸🇬 SINGAPORE185♠♥6-2-11
-8.2Round 4🇦🇺 AUSTRALIA194♠♦7-2-7
-8.3Round 18🇫🇷 FRANCE254♠♥2-4-10
-9.2Round 19🇳🇴 NORWAY14♥♦A-2-11
-10.6Round 14🇯🇵 JAPAN156♠♣A-1-11
-11.2Round 4🇦🇺 AUSTRALIA226♠♠4=-11
-11.4Round 9🇩🇰 DENMARK24♠x♥T+1-8
-11.4Round 16🇸🇬 SINGAPORE234♥♦7+3-17
-12.2Round 18🇫🇷 FRANCE204NT♥3-2-13